// Copyright 2018 The Cockroach Authors.
// Copyright (c) 2022-present, Shanghai Yunxi Technology Co, Ltd. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// This software (KWDB) is licensed under Mulan PSL v2.
// You can use this software according to the terms and conditions of the Mulan PSL v2.
// You may obtain a copy of Mulan PSL v2 at:
//          http://license.coscl.org.cn/MulanPSL2
// THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
// EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
// MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
// See the Mulan PSL v2 for more details.

package execinfrapb

import "gitee.com/kwbasedb/kwbase/pkg/util/tracing"

// FlowIDTagKey is the key used for flow id tags in tracing spans.
const FlowIDTagKey = tracing.TagPrefix + "flowid"

// StreamIDTagKey is the key used for stream id tags in tracing spans.
const StreamIDTagKey = tracing.TagPrefix + "streamid"

// ProcessorIDTagKey is the key used for processor id tags in tracing spans.
const ProcessorIDTagKey = tracing.TagPrefix + "processorid"

// DistSQLSpanStats is a tracing.SpanStats that returns a list of stats to
// output on a query plan.
type DistSQLSpanStats interface {
	tracing.SpanStats
	StatsForQueryPlan() []string
	TsStatsForQueryPlan() map[int32][]string
}
